What powers defu.de?
Last seen Sep 2026 · 27 technologies across 17 categories
Advertising
Analytics
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Payment processors
Programming languages
Reviews
Security
Tag managers
UI frameworks
Web servers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 68% phone
- 27% desktop
- 5% tablet
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.92 / 10 · ranked #1,733,655 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 5.8 MB · 363 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on TTM (194.6.209.72)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 29,821,798, 2 hosts
- Verified with: Google, Klaviyo, KnowBe4, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Braintree Jun 2026
- dropped jQuery Migrate Mar 2026
- detected Braintree Feb 2026
- detected core-js Jan 2026
- detected Facebook Pixel Jan 2026
- dropped core-js Nov 2025
- dropped Facebook Pixel Nov 2025